use all alias for travis

we want to run all suites, so lets let the test framework decide what that means

.travis.yml

@@ -7,7 +7,7 @@ before_script:
   - sudo locale-gen de_DE && sudo locale-gen zh_CN.utf8 && sudo locale-gen fr_FR
   - HPHP_HOME=`pwd` make -j 8
   
-script: hphp/hhvm/hhvm hphp/test/run quick slow zend
+script: hphp/hhvm/hhvm hphp/test/run all
 
 notifications:
   irc: "chat.freenode.net#hhvm"